Base | Representation |
---|---|
bin | 11001111001001… |
… | …110100000011111 |
3 | 1010021110102201020 |
4 | 121321032200133 |
5 | 1342203311111 |
6 | 111035215223 |
7 | 13523416455 |
oct | 3171164037 |
9 | 1107412636 |
10 | 434432031 |
11 | 203253240 |
12 | 1015a7513 |
13 | 6c008997 |
14 | 419a89d5 |
15 | 28215906 |
hex | 19e4e81f |
434432031 has 32 divisors (see below), whose sum is σ = 645428736. Its totient is φ = 257712000.
The previous prime is 434432021. The next prime is 434432039. The reversal of 434432031 is 130234434.
It is not a de Polignac number, because 434432031 - 210 = 434431007 is a prime.
It is a super-2 number, since 2×4344320312 = 377462379117569922, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 434431992 and 434432010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (434432039) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 367261 + ... + 368441.
It is an arithmetic number, because the mean of its divisors is an integer number (20169648).
Almost surely, 2434432031 is an apocalyptic number.
434432031 is a deficient number, since it is larger than the sum of its proper divisors (210996705).
434432031 is a wasteful number, since it uses less digits than its factorization.
434432031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1423.
The product of its (nonzero) digits is 3456, while the sum is 24.
The square root of 434432031 is about 20843.0331525908. The cubic root of 434432031 is about 757.3685719983.
Adding to 434432031 its reverse (130234434), we get a palindrome (564666465).
The spelling of 434432031 in words is "four hundred thirty-four million, four hundred thirty-two thousand, thirty-one".
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